For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

A tiny Greek Orthodox church from the Ottoman era hides on a busy city street.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.